weblinks:

Math Textbook
http://connected.mcgraw-hill.com/connected/login.do
*Use the username and password written in the back of your assignment notebook.

XtraMath Link
Mrs. Wynia's classroom

games relating to the math chapters:
http://harcourtschool.com/menus/math2004/math2004_gr4.html

Math Games
http://www.coolmath-games.com/

Practice on multiplication facts:

great site for timed practice:
http://www.oswego.org/ocsd-web/games/mathmagician/mathsmulti.html

excellent one:
http://www.mathabc.com/practice-times-tables
On the top left of the page, click on "Times tables."
Then choose to "practice a specific number" or choose "match the outcome of a specific number."

Practice addition facts:

http://coolmath4kids.com/addition/Timernator-addition.html